Patents
Patents for G11B 27 - Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel (59,746)
11/1982
11/16/1982CA1135842A1 Block sync signal extracting system
11/16/1982CA1135841A1 Digital tape recording
11/16/1982CA1135840A1 Apparatus for generating time code signals
11/10/1982EP0064395A1 Apparatus for reproducing an audio disc
11/10/1982EP0064196A1 Optical data recording and reproducing apparatus
11/09/1982US4358798 Special effects system
11/09/1982US4358797 Electronic editing control apparatus for a video tape recorder
11/09/1982CA1135407A1 Stabilized recording
11/03/1982EP0063646A2 Method and device for the determination and display of the spent playing time or length of tape and/or the remaining running time of cassettes or reels for tape record carriers
11/02/1982US4357643 Method and apparatus for correcting automatically the designation of type of tape carrier
11/02/1982US4357638 Index information recording method for picture information filing system
11/02/1982US4357636 Magnetic tape device
10/1982
10/26/1982US4356521 Magnetic tape position display system for a sound reproduction system
10/26/1982US4356517 PCM Audio reproducing system
10/26/1982CA1134504A1 Magnetic recording medium direction sensing
10/26/1982CA1134503A1 Method and apparatus for recording data without recording on defective areas of a data recording medium
10/19/1982US4355338 Duplicator
10/19/1982US4355332 Video tape editing control system
10/19/1982CA1134029A1 Video tape control time code reading
10/19/1982CA1134028A1 Video tape control time code reading
10/12/1982US4354210 Magnetic storage medium
10/12/1982US4354208 Magnetic recording medium and digital storage device including same
10/12/1982US4354207 System for identifying and locating recorded analog information
10/12/1982CA1133639A1 Method and apparatus for editing digital signals recorded on a record medium
10/05/1982US4353089 Apparatus for correcting the time base of information recovered from a movable information storage medium
10/05/1982US4353077 Optical floppy disc data storage and retrieval techniques
10/05/1982US4352472 System for detection of tape thickness in tape recorders or players
10/05/1982CA1133122A1 Method of and apparatus for indicating a type and remaining recording capacity of a recording tape
10/05/1982CA1133121A1 Magnetic-tape transport system as well as magnetic-tape cassette for a magnetic-tape transport system and magnetic-tape recording and/or playback apparatus equipped with a magnetic-tape transport system
09/1982
09/29/1982EP0061357A2 Videotape recorder/reproducer
09/28/1982US4352173 Dictation display device
09/28/1982US4352131 Memory disc addressing device
09/22/1982EP0060636A2 Splicing apparatus and cassette therefor
09/21/1982US4351008 Modulator for use in an interface between a digital signal processing apparatus and an audio tape deck
09/21/1982US4351007 Editor for combining digitally recorded audio signals
09/14/1982US4349850 Cassette tape monitor
09/07/1982US4348699 Apparatus for recording and/or reproducing digital signal
09/07/1982US4348698 Magnetic devices for changing video recordings
09/07/1982CA1131354A1 Editing system for videotape sound
09/03/1982EP0053164A4 High speed magnetic tape inspection equipment.
08/1982
08/31/1982US4347538 Method and apparatus for the measurement and indication of the position of a coiled material in tape form
08/24/1982CA1130456A1 Information signal recording system
08/19/1982WO1982002810A1 Digital television tape recording
08/18/1982EP0057914A2 Video-recorder with a plurality of control elements
08/17/1982US4345287 Word line number count/display device for tape recorder
08/17/1982US4345286 Power supply device for a multifunction apparatus having a plurality of power sources
08/17/1982US4345280 Address mark detection circuit
08/17/1982US4345114 Method and apparatus for recording and reproducing a message with an indication of a time occurrence
08/10/1982US4344095 Recorded-signal position detecting circuit
08/05/1982WO1982002614A1 Device for obtaining statistical characteristics of magnetic record-reproduction channel
08/04/1982EP0057086A1 Editing systems for audio signals
08/04/1982EP0057074A1 Time code signal generators
08/03/1982US4343039 Dictation-transcription method and system
08/03/1982CA1129094A1 Fm signal demodulator with defect detection
08/03/1982CA1129089A1 Apparatus for reproducing a video signal including an address signal when the video tape moves at various speeds
08/03/1982CA1129087A1 Method and apparatus for producing apparently random selections of music
07/1982
07/27/1982US4342056 Information block locating device
07/27/1982US4341364 Device for detecting irregular operative situations, particularly for tape decks
07/27/1982CA1128657A1 Control apparatus for magnetic recorder
07/27/1982CA1128656A1 Video signal recording and/or reproducing device
07/21/1982EP0056140A2 Signal copy device for digital record/reproduction system
07/20/1982US4340951 Operation mode display apparatus
07/20/1982US4340916 Apparatus and method for detecting discontinuities in time code addresses
07/20/1982US4340913 Tri-level digital recording
07/13/1982US4339776 Preprogrammable recording system with automatic warning of time limit
07/13/1982CA1127757A1 Optical information recording apparatus
07/06/1982US4338645 Tape running time indication system
07/06/1982US4338644 Magnetic tape cassettes provided with memory circuits for storing information
07/06/1982US4338639 Cue signal recording apparatus
07/06/1982US4338631 Video signal, speed-change reproducing system
07/06/1982US4338629 Process and apparatus for coding binary signals for numbering images or pictures stored on a recording medium for stop mode reproduction
07/06/1982US4338529 Cue signal generating circuit
07/06/1982CA1127303A1 Electronically controlled magnetic recording
07/06/1982CA1127289A1 Video transition circuitry including transition previewing means
06/1982
06/29/1982US4337488 Motor control device for a tape recorder
06/24/1982WO1982002111A1 Verification of recorded messages
06/24/1982WO1982002105A1 Reading information stored in multiple frame format
06/23/1982EP0054505A1 Device for counting the number of playing passes of a cassette for tape or film, bearing sound and/or picture or other signals, and/or device for blocking said cassette after a predetermined number of passes
06/23/1982EP0054438A1 Optical disk having an index mark
06/22/1982US4336559 Recorded tape travel control system
06/22/1982CA1126404A1 Apparatus for generating bi-phase coded characters
06/15/1982US4335411 Length counter for web transport system
06/15/1982US4335401 Rapid correlation of recorded information
06/09/1982EP0053164A1 High speed magnetic tape inspection equipment
06/08/1982US4334248 Verbal travel instruction systems and method
06/08/1982US4334247 Apparatus useful for converting asynchronous video information to synchronous video information
06/08/1982US4334149 Tape recorder with display showing tape travel direction
06/02/1982EP0052706A1 Safeguarding of data recorded on disk by tunnel erase magnetic head assembly
06/01/1982US4333152 TV Movies that talk back
06/01/1982US4333113 Method and apparatus for monitoring the reproduction of recorded information
06/01/1982CA1124855A1 Database updating apparatus
06/01/1982CA1124852A1 Method and apparatus employing an improved format for recording and reproducing digital audio
05/1982
05/27/1982WO1982001784A1 Time reversal imaging apparatus for displaying x-ray images or the like
05/26/1982EP0052520A2 Pulse code modulation signal processing circuits
05/26/1982EP0052519A2 Pulse code modulation signal recording and reproducing
05/26/1982EP0052432A2 Digital signal processing
05/25/1982US4331985 Splicing-point detection apparatus and method
05/25/1982US4331976 High density recording system using side-by-side information and servo tracks
05/25/1982US4331307 Early tape end alarm for a multispeed tape recorder
05/25/1982CA1124387A1 Video recording disk with interlacing of data for frames on the same track